DataMuseum.dk

Presents historical artifacts from the history of:

Rational R1000/400

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Rational R1000/400

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⟦3a4e3bd4e⟧ Ada Source

    Length: 8192 (0x2000)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Unix_View, seg_027821, seg_027c66, seg_027d01, separate Object_Management_System

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦this⟧ 

E3 Source Code



with String_Utilities;
separate (Object_Management_System)
package body Unix_View is


    function Get_Iterator_On_Files return Directory.Iterator is
    begin
        return Directory.Traversal.Children (Set_Of_Object.Parent.Unix_Library);
    end Get_Iterator_On_Files;

    function Image (The_Object : Directory.Object) return String is
    begin
        return Normalise (Directory.Naming.Simple_Name (The_Object), 30) &
                  " " & Directory.Image (Directory.Class (The_Object)) &
                  Directory.Statistics.Image
                     (The_Permissions =>
                         Directory.Statistics.Owner_Permissions (The_Object)) &
                  Directory.Statistics.Image
                     (The_Permissions =>
                         Directory.Statistics.Group_Permissions (The_Object)) &
                  Directory.Statistics.Image
                     (The_Permissions =>
                         Directory.Statistics.Other_Permissions (The_Object)) &
                  "  " & Normalise (Directory.Statistics.Creator
                                       (The_Object => The_Object), 8) &
                  String_Utilities.Number_To_String
                     (Directory.Statistics.Object_Size (The_Object), 10, 10);
    end Image;

    function Value (The_String : String) return Directory.Object is
        I : constant Natural := String_Utilities.Locate
                                   (' ', The_String, False);
        Str : constant String := The_String (The_String'First .. I - 1);
        Iter : Directory.Iterator;
        Obj : Directory.Object;
    begin
        Directory.Reset (Iter);
        while not Directory.Done (Iter) loop
            Obj := Directory.Value (Iter);
            if Directory.Naming.Simple_Name (Obj) = Str then
                return Obj;
            end if;  
            Directory.Next (Iter);
        end loop;
        return Directory.Nil;
    end Value;

    function Library_Object_Of
                (The_Object : Directory.Object) return Library_Object is
        Iter : Iterator;
        Lo : Library_Object;
    begin
        Reset (Iter);
        while not Done (Iter) loop
            Lo := Value (Iter);
            case Subclass_Of (Lo) is
                when Library_Subclass =>
                    if Directory.Same_Object (Lo.Unix_Library, The_Object) then
                        return Lo;
                    end if;  
                when Unix_File_Subclass =>
                    if Directory.Same_Object (Lo.Unix_File, The_Object) then
                        return Lo;
                    end if;
                when C_Unit_Subclass =>
                    if Directory.Same_Object
                          (Lo.Source_File, The_Object) or else
                       Directory.Same_Object
                          (Lo.Object_File, The_Object) or else
                       Directory.Same_Object (Lo.Exec_File, The_Object) then
                        return Lo;
                    end if;
                when others =>
                    null;
            end case;
            Next (Iter);
        end loop;  
        return Nil;
    end Library_Object_Of;

end Unix_View;

E3 Meta Data

    nblk1=7
    nid=7
    hdr6=8
        [0x00] rec0=18 rec1=00 rec2=01 rec3=068
        [0x01] rec0=0b rec1=00 rec2=03 rec3=024
        [0x02] rec0=1c rec1=00 rec2=04 rec3=062
        [0x03] rec0=14 rec1=00 rec2=05 rec3=000
        [0x04] rec0=1c rec1=00 rec2=04 rec3=062
        [0x05] rec0=14 rec1=00 rec2=05 rec3=001
        [0x06] rec0=cc rec1=4c rec2=00 rec3=01a
    tail 0x21721ad1683ac5d1f97bf 0x42a00088462060003
Free Block Chain:
  0x7: 0000  00 02 00 49 80 31 53 74 72 69 6e 67 20 3a 3d 20  ┆   I 1String := ┆
  0x2: 0000  00 06 03 fc 80 4a 20 20 20 20 20 20 20 20 20 20  ┆     J          ┆
  0x6: 0000  00 00 00 05 80 02 73 20 02 72 04 72 65 63 74 6f  ┆      s  r recto┆